Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Quartz from
Diamond Willow Mine, McTavish Township, Thunder Bay District, Ontario, Canada


05477430017271996043577.jpg
Amethyst, etc.

Diamond Willow Mine, McTavish Township, Thunder Bay District, Ontario, Canada
03920380017271996067756.jpg
Amethyst

Diamond Willow Mine, McTavish Township, Thunder Bay District, Ontario, Canada
09657890017271996077621.jpg
Amethyst, etc.

Diamond Willow Mine, McTavish Township, Thunder Bay District, Ontario, Canada
02918660017272029884112.jpg
Amethyst, etc.

Diamond Willow Mine, McTavish Township, Thunder Bay District, Ontario, Canada
05477430017271996043577.jpg
Amethyst, etc.

Diamond Willow Mine, McTavish Township, Thunder Bay District, Ontario, Canada
03920380017271996067756.jpg
Amethyst

Diamond Willow Mine, McTavish Township, Thunder Bay District, Ontario, Canada
09657890017271996077621.jpg
Amethyst, etc.

Diamond Willow Mine, McTavish Township, Thunder Bay District, Ontario, Canada
06175040017362966149568.jpg
Amethyst, etc.

Diamond Willow Mine, McTavish Township, Thunder Bay District, Ontario, Canada
05477430017271996043577.jpg
Amethyst, etc.

Diamond Willow Mine, McTavish Township, Thunder Bay District, Ontario, Canada
09731820017271996093835.jpg
Amethyst

Diamond Willow Mine, McTavish Township, Thunder Bay District, Ontario, Canada
09657890017271996077621.jpg
Amethyst, etc.

Diamond Willow Mine, McTavish Township, Thunder Bay District, Ontario, Canada
02918660017272029884112.jpg
Amethyst, etc.

Diamond Willow Mine, McTavish Township, Thunder Bay District, Ontario, Canada
Locality type:Mine
Classification
Species:Quartz
Formula:SiO2
Comments:Occurs in the Algoman formation, early Precambrian granite (quartz monzonite).
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Diamond Willow Mine, McTavish Township, Thunder Bay District, Ontario, Canada
Photo GalleryView Gallery (5 photos)
Data Identifiers
Mindat Occurrence Record ID:62987
Long-form Identifier:1:3:62987:8
GUID (UUID V4):0
Nearest other occurrences of Quartz
0.1km (0.1 miles) ⓘBlue Point Amethyst Mine, McTavish Township, Thunder Bay District, Ontario, Canada
0.8km (0.5 miles) ⓘDetroit-Algoma Mine, McTavish Township, Thunder Bay District, Ontario, Canada
1.2km (0.7 miles) ⓘBarrett Mine (Noyes South mine; Breezy Mountain mine), McTavish Township, Thunder Bay District, Ontario, Canada
1.3km (0.8 miles) ⓘBill's Old Amethyst Mine, Pearl Station area, Thunder Bay District, Ontario, Canada
1.7km (1.0 miles) ⓘMoon Light Mine, Pearl Station area, Thunder Bay District, Ontario, Canada
1.7km (1.1 miles) ⓘPearl Lake Amethyst quarry, Pearl Station area, Thunder Bay District, Ontario, Canada
2.1km (1.3 miles) ⓘGagnon Falls occurrence (Noyes North occurrence), McTavish Township, Thunder Bay District, Ontario, Canada
2.4km (1.5 miles) ⓘPearl Station area, Thunder Bay District, Ontario, Canada
3.1km (1.9 miles) ⓘEnterprise Mine, McTavish Township, Thunder Bay District, Ontario, Canada
3.8km (2.4 miles) ⓘBoulder Creek Amethyst quarry, Pearl Station area, Thunder Bay District, Ontario, Canada
References
Rocks & Min.:59:262-266.
 
and/or  
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